DNS
THE CERTIFICATE BEHIND THE CONNECTION

TLS certificate checker.

Inspect SSL/TLS certificates for any public domain or subdomain.

Checks HTTPS on port 443, including subject alternative names, validity dates and the presented chain.

SSL certificate

TLSv1.3

gruporenac.com.br · 189.42.31.2:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. SSL operation failed with code 1. OpenSSL Error messages: error:0A000086:SSL routines::certificate verify failed
The certificate expires within 30 days.

Certificate verification failed

Subject
CN=*.gruporenac.com.br
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign GCC R6 AlphaSSL CA 2025
Valid from
2025-09-22T18:59:39+00:00
Expires
2026-10-24T18:59:38+00:00
Days remaining
14
Serial (hex)
1F65075ADEBAB024B2CBDBF2
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.gruporenac.com.br, DNS:gruporenac.com.br

SHA-256 fingerprint

31:4E:53:F6:B5:3C:55:48:23:58:E7:30:CC:FD:2C:0F:A1:06:A9:A3:10:F3:6C:F5:31:1D:F4:2B:F0:77:07:09
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
authorityInfoAccess
CA Issuers - URI:http://secure.globalsign.com/cacert/gsgccr6alphasslca2025.crt OCSP - URI:http://ocsp.globalsign.com/gsgccr6alphasslca2025
certificatePolicies
Policy: 2.23.140.1.2.1 Policy: 1.3.6.1.4.1.4146.10.1.3 CPS: https://www.globalsign.com/repository/
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/gsgccr6alphasslca2025.crl
subjectAltName
DNS:*.gruporenac.com.br, DNS:gruporenac.com.br
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
authorityKeyIdentifier
C5:B4:93:8F:6F:2B:DC:1E:48:BF:B7:10:30:85:CE:D1:B2:BB:48:2D
subjectKeyIdentifier
9E:07:5A:C7:05:96:91:02:AC:0A:8A:2F:4F:13:1D:DE:F6:02:5D:A9
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65: 01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8 Timestamp : Sep 22 18:59:44.154 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:B4:ED:CD:8B:9F:0A:40:82:CE:2D:25: B0:6F:29:63:AA:7B:A1:19:E4:1E:1D:AE:F7:E4:08:52: 01:F5:0C:8C:40:02:20:6D:1E:DD:76:4C:30:F0:82:F8: 87:07:FE:D5:06:51:2A:1A:67:BC:8B:5D:51:5B:8F:1E: 4A:D7:FB:AB:BD:36:35 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : CB:38:F7:15:89:7C:84:A1:44:5F:5B:C1:DD:FB:C9:6E: F2:9A:59:CD:47:0A:69:05:85:B0:CB:14:C3:14:58:E7 Timestamp : Sep 22 18:59:43.713 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:E9:93:05:A3:48:B3:D1:C6:85:10:DD: A8:BC:AB:93:AC:40:85:EE:55:F6:09:24:15:AF:02:AB: 79:94:E0:9E:59:02:20:74:E4:98:16:FA:E1:42:E3:C6: 04:2F:77:1F:3A:4D:F3:65:75:D1:EE:99:99:E1:93:C9: AA:B4:6F:E2:FC:4B:F2 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB: C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD Timestamp : Sep 22 18:59:44.134 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:42:77:B0:3D:4B:AF:F3:48:BD:8A:A2:94: 9B:63:95:CB:1A:DA:0A:C9:38:BE:6D:B1:A9:96:1A:42: 3E:01:7E:C7:02:21:00:DA:D3:38:5C:C2:2A:B7:31:49: 41:B6:0D:54:B2:C8:FD:37:4F:F0:58:BE:1B:30:64:EA: 38:11:8D:E0:17:F2:60
-----BEGIN CERTIFICATE-----
MIIGbDCCBVSgAwIBAgIMH2UHWt66sCSyy9vyMA0GCSqGSIb3DQEBCwUAMFUxCzAJ
BgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMSswKQYDVQQDEyJH
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haDI3oxEGyJFgwgehtGMqQ==
-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-10T09:28:36+00:00

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

View certificate JSON

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